Home / 131,147,110.76-196,730,113.96-50,368,078.76

Finding the Fourth Proportional to 131,147,110.76, 196,730,113.96 and 50,368,078.76

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Solution

The fourth proportional to 131,147,110.76, 196,730,113.96 and 50,368,078.76 is: 75,555,746.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,147,110.76 : 196,730,113.96 = 50,368,078.76 : x
  2. Step 2: Convert to fraction form
    131,147,110.76/196,730,113.96 = 50,368,078.76/x
  3. Step 3: Cross multiply
    131,147,110.76x = 196,730,113.96 × 50,368,078.76
  4. Step 4: Simplify right side
    131,147,110.76x = 9,908,917,874,401,056
  5. Step 5: Solve for x
    x = 9,908,917,874,401,056/131,147,110.76
  6. Step 6: Final answer
    x = 75,555,746.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.